// JavaScript Document
<!--
//window.moveTo(0,0)
//window.resizeTo(screen.width,screen.height-25)
var AdContentHtml_l = '<div align="left"><P><A href="http://www.52maps.com/mapdown.asp?duilian" target="_blank"><IMG src="http://www.52maps.com/img/left_beijingditu.gif" width="98" border=0></A></P></div>';
var AdContentHtml_r = '<div align="right"><P><A href="http://www.365ditu.com" target="_blank" onClick="pageTracker._trackEvent(\'click\', \'365ditu\', \'365ditu.com\');"><IMG src="http://www.52maps.com/img/right_ditu.gif" width="98" border=0></A></P></div>';

var showad = true;
var Toppx = 150;   //上端位置
var AdDivW = 109;  //宽度
var AdDivH = 300;  //高度
var PageWidth = 800; //页面多少宽度象素下正好不出现左右滚动条
var MinScreenW = 1024; //显示广告的最小屏幕宽度象素 
//var ClosebuttonHtml = '<div align="right" style="position: absolute;top:0px;right:0px;margin:0px;padding:0px;z-index:2000;"><a href="javascript:;" onclick="hidead()" style="color:red;text-decoration:none;font-size:12px;">关闭</a><br><br></div>'
var ClosebuttonHtml = ''
//var AdContentHtml_l = '<div align="left"><a href=help.asp><img src=/images/shui1.jpg border=0 width=98 height=260></a></div>';
//var AdContentHtml_r = '<div align="right"><a href=help.asp><img src=/images/shui2.jpg border=0 width=98 height=260></a></div>';
document.write ('<div id="Javascript.LeftDiv" style="position: absolute;border: 0px solid #336699;z-index:1000;width:'+AdDivW+'px;height:'+AdDivH+'px;top:-1000px;word-break:break-all;display:none;">'+ClosebuttonHtml+'<div>'+AdContentHtml_l+'</div></div>');
document.write ('<div id="Javascript.RightDiv" style="position: absolute;border: 0px solid #336699;z-index:1000;width:'+AdDivW+'px;height:'+AdDivH+'px;top:-1000px;word-break:break-all;display:none;">'+ClosebuttonHtml+'<div>'+AdContentHtml_r+'</div></div>');
function scall(){
 if(!showad){return;}
 if (window.screen.width<MinScreenW){
  alert("临时提示：\n\n显示器分辨率宽度小于"+MinScreenW+",不显示广告");
  showad = false;
  document.getElementById("Javascript.LeftDiv").style.display="none";
  document.getElementById("Javascript.RightDiv").style.display="none";
  return;
 }
 var Borderpx = ((window.screen.width-PageWidth)/2-AdDivW)/2;

 document.getElementById("Javascript.LeftDiv").style.display="";
 document.getElementById("Javascript.LeftDiv").style.top=document.body.scrollTop+Toppx;
 document.getElementById("Javascript.LeftDiv").style.left=document.body.scrollLeft+Borderpx;
 document.getElementById("Javascript.RightDiv").style.display="";
 document.getElementById("Javascript.RightDiv").style.top=document.body.scrollTop+Toppx;
 document.getElementById("Javascript.RightDiv").style.left=document.body.scrollLeft+document.body.clientWidth-document.getElementById("Javascript.RightDiv").offsetWidth-Borderpx;
}

function hidead()
{
 showad = false;
 document.getElementById("Javascript.LeftDiv").style.display="none";
 document.getElementById("Javascript.RightDiv").style.display="none";
}
window.onscroll=scall;
window.onresize=scall;
window.onload=scall;
//-->